Re: Init data debugging

Alan Cox (alan@lxorguk.ukuu.org.uk)
Sat, 6 Apr 2002 18:52:11 +0100 (BST)

> Would it be feasible to add a kernel debugging option which rather than
> discarding init data/code sections just marked the pages as not
> accessible, so illegal accesses could be caught ?

Not efficiently. You can memset the pages to an illegal instruction which
does seem to help
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